1 //
2 //
3 // Copyright 2015 gRPC authors.
4 //
5 // Licensed under the Apache License, Version 2.0 (the "License");
6 // you may not use this file except in compliance with the License.
7 // You may obtain a copy of the License at
8 //
9 // http://www.apache.org/licenses/LICENSE-2.0
10 //
11 // Unless required by applicable law or agreed to in writing, software
12 // distributed under the License is distributed on an "AS IS" BASIS,
13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 // See the License for the specific language governing permissions and
15 // limitations under the License.
16 //
17 //
18
19 #include <grpc/support/port_platform.h>
20
21 #ifdef GPR_MSYS_TMPFILE
22
23 #include <grpc/support/alloc.h>
24 #include <grpc/support/string_util.h>
25 #include <io.h>
26 #include <stdio.h>
27 #include <string.h>
28 #include <tchar.h>
29
30 #include "src/core/util/crash.h"
31 #include "src/core/util/string_windows.h"
32 #include "src/core/util/tmpfile.h"
33
gpr_tmpfile(const char * prefix,char ** tmp_filename_out)34 FILE* gpr_tmpfile(const char* prefix, char** tmp_filename_out) {
35 FILE* result = NULL;
36 char tmp_filename[MAX_PATH];
37 UINT success;
38
39 if (tmp_filename_out != NULL) *tmp_filename_out = NULL;
40
41 // Generate a unique filename with our template + temporary path.
42 success = GetTempFileNameA(".", prefix, 0, tmp_filename);
43 fprintf(stderr, "success = %d\n", success);
44
45 if (success) {
46 // Open a file there.
47 result = fopen(tmp_filename, "wb+");
48 fprintf(stderr, "result = %p\n", result);
49 }
50 if (result != NULL && tmp_filename_out) {
51 *tmp_filename_out = gpr_strdup(tmp_filename);
52 }
53
54 return result;
55 }
56
57 #endif // GPR_MSYS_TMPFILE
58